Marathon Appearance News Today

Valley. this could go on for up to three hours. the candidates have said what their strategies are. >> reporter: theyre going to use that time and be patient. there is an impetus for some of the candidates, rand paul for instance, who thinks donald trump deserves to get both barrels to come out blasting. over the course of three hours, there is a lot of krg considerations. the concern is more fatigue. after taking questions and in some cases waiting to be asked questions for a couple of hours, g...